enhance: Use load pool for `CreateTextIndex`

[congqixia]

Related to #37895

Only resolves the starving issue which caused goroutine leakage

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 81.02%. Comparing base (c07f056) to head (e52eac5). Report is 16 commits behind head on master.

Files with missing lines	Patch %	Lines
internal/querynodev2/segments/segment.go	0.00%	1 Missing :warning:

Additional details and impacted files

[](https://app.codecov.io/gh/milvus-io/milvus/pull/37898?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io) ```diff @@ Coverage Diff @@ ## master #37898 +/- ## ========================================== - Coverage 82.90% 81.02% -1.89% ========================================== Files 1068 1357 +289 Lines 164706 190143 +25437 ========================================== + Hits 136554 154061 +17507 - Misses 22679 30606 +7927 - Partials 5473 5476 +3 ``` | [Components](https://app.codecov.io/gh/milvus-io/milvus/pull/37898/components?src=pr&el=components&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io) | Coverage Δ | | |---|---|---| | [Client](https://app.codecov.io/gh/milvus-io/milvus/pull/37898/components?src=pr&el=component&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io) | `72.16% <ø> (ø)` | | | [Core](https://app.codecov.io/gh/milvus-io/milvus/pull/37898/components?src=pr&el=component&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io) | `68.87% <ø> (∅)` | | | [Go](https://app.codecov.io/gh/milvus-io/milvus/pull/37898/components?src=pr&el=component&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io) | `83.19% <0.00%> (-0.01%)` | :arrow_down: | | [Files with missing lines](https://app.codecov.io/gh/milvus-io/milvus/pull/37898?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io) | Coverage Δ | | |---|---|---| | [internal/querynodev2/segments/segment.go](https://app.codecov.io/gh/milvus-io/milvus/pull/37898?src=pr&el=tree&filepath=internal%2Fquerynodev2%2Fsegments%2Fsegment.go&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io#diff-aW50ZXJuYWwvcXVlcnlub2RldjIvc2VnbWVudHMvc2VnbWVudC5nbw==) | `66.52% <0.00%> (ø)` | | ... and [312 files with indirect coverage changes](https://app.codecov.io/gh/milvus-io/milvus/pull/37898/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io)

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[mergify[bot]]

@congqixia E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[congqixia]

/run-cpu-e2e

[xiaofan-luan]

Why to use a load pool for index building? That doesn't seems to be a good fix. /hold

[congqixia]

@xiaofan-luan it was building temporary text index in load process. At least it shall not use dynamic pool. Don't think it's a good idea to open other pool in querynode.

[xiaofan-luan]

/lgtm /approve

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: congqixia, xiaofan-luan

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files: - ~~[internal/querynodev2/segments/OWNERS](https://github.com/milvus-io/milvus/blob/master/internal/querynodev2/segments/OWNERS)~~ [congqixia,xiaofan-luan] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[congqixia]

/unhold